1843 in France

Incumbents

• Monarch - Louis Philippe I

  Events

• 16 May - French conquest of Algeria: Battle of the Smala - French troops led by Henri d'Orléans, duc d'Aumale, are victorious over Algerian forces led by Emir Abdelkader.
• 4 July - Sanwi, a traditional kingdom located in the south-east corner of modern-day Côte d'Ivoire, becomes a protectorate of Louis Philippe.

  Births

January to June

• 10 February - Philippe Alexandre Jules Künckel d'Herculais, entomologist
• 14 February - Louis Diémer, pianist and composer
• 5 March - Hugh Antoine d'Arcy, poet, writer and pioneer executive in the American motion picture industry
• 14 March - Leon Dehon, clergyman
• 29 March - Paul Ferrier, dramatist
• 21 May - Édouard-Henri Avril, painter and commercial artist
• 19 June - Charles-Edouard Lefebvre, composer
• 26 June - Paul Arène, poet and writer

  July to December

• 13 July - Jean Marie Antoine de Lanessan, statesman and naturalist
• 17 August - Alexandre Lacassagne, physician and criminologist
• 29 August - Alfred Agache, painter
• 6 September - Yves Guyot, politician and economist
• 13 September - Louis Duchesne, priest, philologist, teacher and historian
• 21 September - Gabriel Paul Othenin de Cléron, comte d'Haussonville, politician and author
• 29 September - Jacques-Joseph Grancher, pediatrician
• 16 October - Émile Delahaye, automotive pioneer
• 12 December - Marcel Deprez, electrical engineer

  Full date unknown

• Paul Adolphe Marie Prosper Granier de Cassagnac, journalist and politician

  Deaths

• 4 January - Hippolyte de Bouchard, sailor and corsair
• 11 January - Antoine Bournonville, ballet dancer, actor, singer and choreographer
• 2 March - François-Joseph-Philippe de Riquet, nobleman
• 30 April - Gaspard de Chabrol, prefect of the Seine
• 24 May - Sylvestre François Lacroix, mathematician
• 7 June - Alexis Bouvard, astronomer
• 25 June - Marie Anne Lenormand, professional fortune-teller
• 12 August - Jean-Pierre Cortot, sculptor
• 4 September - Léopoldine Hugo, daughter of Victor Hugo
• 11 September - Joseph Nicollet, geographer and mathematician
• 19 September - Gaspard-Gustave Coriolis, mathematician, mechanical engineer and scientist
• 24 October - Antoine Berjon, painter and designer
• 11 December - Casimir Delavigne, poet and dramatist
• 26 December - Albert Gaspard Grimod, general and nobleman

  Full date unknown

• Claude Louis Séraphin Barizain, actor
• Casimir, Comte de Montrond, diplomatic agent
• Auguste Defauconpret, writer and translator
• Pierre-Philippe Thomire, sculptor